Refrigerator



FIG. 1 is a left-side front perspective view of a refrigerator, showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left-side view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof; and,

FIG. 8 is a right-side front perspective view thereof shown in an alternate position in which a door is open.

The broken lines depict portions of the refrigerator that form no part of the claimed design. 

CLAIM The ornamental design for a refrigerator, as shown and described. 